Who Should I Trade?

Kai-Wei Teng for Zac Gallen (2026)

Summary
Stats
Projections
News & Notes
Schedule

Who Should I Trade? Player Summaries
	Experts' Pick
	Zac Gallen SP - ARI	Kai-Wei Teng SP,RP - HOU
Expert Recommendation	75% Recommended by 3 of 4 experts	25% Recommended by 1 of 4 experts
Rankings

Rest of Season	# 146	# 179
VBR	# 518	# 681

Projections

Strikeouts	30	25
Wins	2	1
Saves	0	0
ERA	4.63	4.43
WHIP	1.39	1.44

Misc

Injury Alert	IL15	-

Expert Ranks

Scott Pianowski Yahoo! Sports	# 148	# 177

Mike Maher BettingPros	# 86	# 177

Kelly Kirby FantasyPros	# 160	# 291

Kevin Spinelli KevScores	# 231	# 190

Who Should I Trade? Player Statistics
	Zac Gallen SP - ARI	Kai-Wei Teng SP,RP - HOU
2026 Stats


Games Played	19	24

Games Started	19	10

Innings Pitched	98.0	66.1

Wins	3	4

Losses	9	6

Saves	0	0

Blown Saves	0	0

Holds	0	3

Hits Allowed	123	60

Earned Runs	72	31

Home Runs Allowed	18	10

Strikeouts	61	66

Walks	31	29

ERA	6.61	4.21

WHIP	1.57	1.34

Who Should I Trade? Player Projections
	Zac Gallen SP - ARI	Kai-Wei Teng SP,RP - HOU
2026 Projections


Games Played	7	20

Games Started	7	2

Innings Pitched	37.7	25.2

Wins	2	1

Losses	3	1

Saves	0	0

Blown Saves	0	0

Holds	0	2

Hits Allowed	39	23

Earned Runs	19	12

Home Runs Allowed	6	3

Strikeouts	30	25

Walks	12	11

ERA	4.63	4.43

WHIP	1.39	1.44

Who Should I Trade? Player Notes
	Zac Gallen SP - ARI	Kai-Wei Teng SP,RP - HOU
News
	Zac Gallen is seeking a second opinion on his elbow injury on Monday Ari Koslow Fri, Jul 17th	The Astros activated Kai-Wei Teng from the injured list. Ari Koslow Fri, Jul 17th
	Diamondbacks manager Torey Lovullo said that Zac Gallen “is waiting for other opinions from other doctors.” Ari Koslow Fri, Jul 17th	Kai-Wei Teng (knee) will begin a rehab assignment on Friday. Nate Miller - FantasyPros Fri, Jul 10th
	The Diamondbacks placed RHP Zac Gallen on the 15-day injured list with right elbow inflammation. Ari Koslow Sun, Jul 12th	The Astros placed RHP Kai-Wei Teng on the 15-day injured list with a right knee sprain. Ari Koslow Wed, Jul 1st
	The Diamondbacks are expected to place Zac Gallen on the injured list. Ari Koslow Sat, Jul 11th	The Astros optioned RP Kei-Wei Teng to Triple-A Sugar Land. Ari Koslow Sun, Jun 28th
	Zac Gallen allowed four runs on six hits over six innings with five strikeouts and three walks in a loss on Tuesday against the Padres. Ari Koslow Wed, Jul 8th	Kai-Wei Teng allowed four earned runs on eight hits and one walk while striking out one over 3 2/3 innings in Saturday's win over the Tigers. Chris Schommer Sat, Jun 27th
Notes
There are no recent notes for these players

Who Should I Trade? Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Zac Gallen SP - ARI			Kai-Wei Teng SP,RP - HOU
Thu, Mar 26th	@ LAD	Yoshinobu Yamamoto (10-6)	#12	vs LAA	Jose Soriano (8-6)	#47
Fri, Mar 27th	@ LAD	Emmet Sheehan (4-7)	#36	vs LAA	Yusei Kikuchi (0-3)	#141
Sat, Mar 28th	@ LAD	Tyler Glasnow (3-0)	#75	vs LAA	Reid Detmers (3-6)	#43
Sun, Mar 29th				vs LAA	Jack Kochanowicz (2-5)
Mon, Mar 30th	vs DET	Justin Verlander (0-1)	#189	vs BOS	Ranger Suarez (4-3)	#29
Tue, Mar 31st	vs DET	Casey Mize (4-6)	#39	vs BOS	Brayan Bello (2-6)	#142
Wed, Apr 1st	vs DET	Tarik Skubal (6-5)	#2	vs BOS	Garrett Crochet (3-3)	#64
Fri, Apr 3rd	vs ATL	Grant Holmes (6-4)	#151	@ ATH	Jeffrey Springs (3-9)	#171
Sat, Apr 4th	vs ATL	Bryce Elder (6-6)	#128	@ ATH	Luis Morales (0-2)	#383
Sun, Apr 5th	vs ATL	Martin Perez (6-6)	#185	@ ATH	Jacob Lopez (4-4)	#229
Mon, Apr 6th				@ COL	Ryan Feltner (3-4)	#432
Tue, Apr 7th	@ NYM	Freddy Peralta (5-9)	#42	@ COL	Kyle Freeland (2-9)	#237
Wed, Apr 8th	@ NYM	David Peterson (4-7)	#84	@ COL	Michael Lorenzen (3-9)	#428
Fri, Apr 10th	@ PHI	Jesus Luzardo (9-4)	#10	@ SEA	Emerson Hancock (6-4)	#93
Sat, Apr 11th	@ PHI	Taijuan Walker (1-4)		@ SEA	Luis Castillo (3-8)	#67
Sun, Apr 12th	@ PHI	Zach Pop		@ SEA	Logan Gilbert (8-6)	#11
Mon, Apr 13th	@ BAL	Dean Kremer (1-2)	#77	@ SEA	George Kirby (8-8)	#21
Tue, Apr 14th	@ BAL	Trevor Rogers (6-7)	#69	vs COL	Michael Lorenzen (3-9)	#428
Wed, Apr 15th	@ BAL	Kyle Bradish (6-9)	#41	vs COL	Jose Quintana (2-3)	#431
Thu, Apr 16th				vs COL	Juan Mejia
Fri, Apr 17th	vs TOR	Braydon Fisher (3-3)	#153	vs STL	Kyle Leahy (7-4)	#119
Sat, Apr 18th	vs TOR	Max Scherzer (1-4)	#166	vs STL	Andre Pallante (10-6)	#132
Sun, Apr 19th	vs TOR	Kevin Gausman (4-8)	#19	vs STL	Matthew Liberatore (5-6)	#109
Mon, Apr 20th				@ CLE	Slade Cecconi (4-6)	#111
Tue, Apr 21st	vs CWS	Sean Burke (7-4)	#87	@ CLE	Parker Messick (8-5)	#40
Wed, Apr 22nd	vs CWS	Anthony Kay (6-4)	#200	@ CLE	Tanner Bibee (4-9)	#46
Fri, Apr 24th				vs NYY	Will Warren (7-4)	#65
Sat, Apr 25th	vs SD	German Marquez (4-2)	#360	vs NYY	Ryan Weathers (3-7)	#56
Sun, Apr 26th	vs SD	Michael King (6-7)	#50	vs NYY	Luis Gil (1-2)	#308
Tue, Apr 28th	@ MIL	Chad Patrick (5-4)	#130	@ BAL	Shane Baz (4-9)	#70
Thu, Apr 30th	@ MIL	Brandon Woodruff (2-2)		@ BAL	Brandon Young (8-2)	#131
Fri, May 1st	@ CHC	Colin Rea (7-6)	#195	@ BOS	Jake Bennett (5-3)	#133
Sat, May 2nd	@ CHC	Shota Imanaga (6-8)	#27	@ BOS	Connelly Early (7-5)	#138
Sun, May 3rd	@ CHC	Matthew Boyd (6-1)	#37	@ BOS	Ranger Suarez (4-3)	#29
Mon, May 4th				vs LAD	Yoshinobu Yamamoto (10-6)	#12
Tue, May 5th	vs PIT	Bubba Chandler (3-8)	#123	vs LAD	Shohei Ohtani (8-2)	#1
Wed, May 6th	vs PIT	Paul Skenes (9-8)	#3	vs LAD	Tyler Glasnow (3-0)	#75
Fri, May 8th	vs NYM	Nolan McLean (7-6)	#31	@ CIN	Nick Lodolo (3-2)	#98
Sat, May 9th	vs NYM	Clay Holmes (4-4)	#110	@ CIN	Chase Burns (11-1)	#23
Sun, May 10th	vs NYM	Huascar Brazoban (4-2)	#206	@ CIN	Andrew Abbott (5-6)	#102
Mon, May 11th	@ TEX	Jakob Junis		vs SEA	George Kirby (8-8)	#21
Tue, May 12th	@ TEX	MacKenzie Gore (6-8)	#35	vs SEA	Bryan Woo (7-6)	#13
Wed, May 13th	@ TEX	Kumar Rocker (2-8)	#92	vs SEA	Bryce Miller (4-4)	#38
Thu, May 14th				vs SEA	Luis Castillo (3-8)	#67
Fri, May 15th	@ COL	Kyle Freeland (2-9)	#237	vs TEX	Jack Leiter (3-7)	#134
Sat, May 16th	@ COL	Tomoyuki Sugano (9-4)	#433	vs TEX	Jacob deGrom (7-6)	#8
Sun, May 17th	@ COL	Michael Lorenzen (3-9)	#428	vs TEX	Nathan Eovaldi (9-8)	#17
Mon, May 18th	vs SF	Robbie Ray (8-6)	#86	@ MIN	Kendry Rojas (1-1)	#235
Tue, May 19th	vs SF	Landen Roupp (7-8)	#57	@ MIN	Zebby Matthews (4-7)	#108
Wed, May 20th	vs SF	Tyler Mahle (2-8)	#82	@ MIN	Joe Ryan (6-6)	#14
Fri, May 22nd	vs COL	Tomoyuki Sugano (9-4)	#433	@ CHC	Jameson Taillon (2-5)	#101
Sat, May 23rd	vs COL	Michael Lorenzen (3-9)	#428	@ CHC	Colin Rea (7-6)	#195
Sun, May 24th	vs COL	Jose Quintana (2-3)	#431	@ CHC	Shota Imanaga (6-8)	#27
Mon, May 25th	@ SF	Landen Roupp (7-8)	#57	@ TEX	Kumar Rocker (2-8)	#92
Tue, May 26th	@ SF	Tyler Mahle (2-8)	#82	@ TEX	Jack Leiter (3-7)	#134
Wed, May 27th	@ SF	Trevor McDonald (3-7)	#163	@ TEX	Jacob deGrom (7-6)	#8
Thu, May 28th				@ TEX	Nathan Eovaldi (9-8)	#17
Fri, May 29th	@ SEA	George Kirby (8-8)	#21	vs MIL	Coleman Crow (0-1)	#248
Sat, May 30th	@ SEA	Bryan Woo (7-6)	#13	vs MIL	Brandon Sproat (3-4)	#124
Sun, May 31st	@ SEA	Bryce Miller (4-4)	#38	vs MIL	Jacob Misiorowski (10-4)	#7
Tue, Jun 2nd	vs LAD	Eric Lauer (4-5)	#300	vs PIT	Bubba Chandler (3-8)	#123
Wed, Jun 3rd	vs LAD	Shohei Ohtani (8-2)	#1	vs PIT	Paul Skenes (9-8)	#3
Thu, Jun 4th	vs LAD	Justin Wrobleski (10-2)	#78	vs PIT	Jared Jones (2-1)	#49
Fri, Jun 5th	vs WSH	Foster Griffin (11-2)	#63	vs ATH	Jack Perkins (2-5)	#107
Sat, Jun 6th	vs WSH	Zack Littell (7-7)	#182	vs ATH	Kade Morris (0-1)	#378
Sun, Jun 7th	vs WSH	Cade Cavalli (6-4)	#66	vs ATH	Gage Jump (3-5)	#90
Mon, Jun 8th				@ LAA	Grayson Rodriguez (3-3)	#105
Tue, Jun 9th	@ MIA	Max Meyer (9-1)	#60	@ LAA	Walbert Urena (5-7)	#265
Wed, Jun 10th	@ MIA	Ryan Gusto (0-2)	#178	@ LAA	Reid Detmers (3-6)	#43
Fri, Jun 12th	@ CIN	Nick Lodolo (3-2)	#98	@ KC	Luinder Avila (4-3)	#295
Sat, Jun 13th	@ CIN	Rhett Lowder (3-7)	#197	@ KC	Noah Cameron (5-8)	#79
Sun, Jun 14th	@ CIN	Andrew Abbott (5-6)	#102	@ KC	Stephen Kolek (4-3)	#226
Mon, Jun 15th	vs LAA	Walbert Urena (5-7)	#265	vs DET	Drew Anderson	#99
Tue, Jun 16th	vs LAA	Reid Detmers (3-6)	#43	vs DET	Framber Valdez (5-6)	#28
Wed, Jun 17th	vs LAA	Sam Aldegheri (3-4)	#427	vs DET	Casey Mize (4-6)	#39
Fri, Jun 19th	vs MIN	Connor Prielipp (2-5)	#114	vs CLE	Tanner Bibee (4-9)	#46
Sat, Jun 20th	vs MIN	Taj Bradley (9-4)	#45	vs CLE	Joey Cantillo (8-5)	#74
Sun, Jun 21st	vs MIN	Mike Paredes (0-2)	#257	vs CLE	Slade Cecconi (4-6)	#111
Mon, Jun 22nd	@ STL	Andre Pallante (10-6)	#132	@ TOR	Dylan Cease (6-5)	#9
Tue, Jun 23rd	@ STL	Kyle Leahy (7-4)	#119	@ TOR	Shane Bieber (1-1)	#80
Wed, Jun 24th	@ STL	Matthew Liberatore (5-6)	#109	@ TOR	Trey Yesavage (4-5)	#83
Thu, Jun 25th				@ DET	Troy Melton (5-1)	#96
Fri, Jun 26th	@ TB	Nick Martinez (9-2)	#104	@ DET	Keider Montero (6-5)	#160
Sat, Jun 27th	@ TB	Cole Sulser		@ DET	Framber Valdez (5-6)	#28
Sun, Jun 28th	@ TB	Drew Rasmussen (7-5)	#18	@ DET	Jack Flaherty (3-8)	#54
Mon, Jun 29th	vs SF	Tyler Mahle (2-8)	#82	vs MIN	Zebby Matthews (4-7)	#108
Tue, Jun 30th	vs SF	Landen Roupp (7-8)	#57	vs MIN	Joe Ryan (6-6)	#14
Wed, Jul 1st	vs SF	Trevor McDonald (3-7)	#163	vs MIN	Taj Bradley (9-4)	#45
Fri, Jul 3rd	vs MIL	Kyle Harrison (8-2)	#55	vs TB	Nick Martinez (9-2)	#104
Sat, Jul 4th	vs MIL	Brandon Woodruff (2-2)		vs TB	Drew Rasmussen (7-5)	#18
Sun, Jul 5th	vs MIL	Brandon Sproat (3-4)	#124	vs TB	Mason Englert (0-3)	#188
Mon, Jul 6th	@ SD	Walker Buehler (5-5)	#190	@ WSH	Miles Mikolas (3-7)	#334
Tue, Jul 7th	@ SD	German Marquez (4-2)	#360	@ WSH	Andrew Alvarez (2-3)	#150
Wed, Jul 8th	@ SD	Michael King (6-7)	#50	@ WSH	Foster Griffin (11-2)	#63
Fri, Jul 10th	@ LAD	Kyle Hurt		@ TEX	Cal Quantrill (3-2)	#318
Sat, Jul 11th	@ LAD	Yoshinobu Yamamoto (10-6)	#12	@ TEX	Kumar Rocker (2-8)	#92
Sun, Jul 12th	@ LAD	Emmet Sheehan (4-7)	#36	@ TEX	MacKenzie Gore (6-8)	#35
Fri, Jul 17th	vs STL	Michael McGreevy (4-7)	#88	vs BAL	Dean Kremer (1-2)	#77
Sat, Jul 18th	vs STL	Dustin May (5-7)	#52	vs BAL	Trevor Rogers (6-7)	#69
Sun, Jul 19th	vs STL	Andre Pallante (10-6)	#132	vs BAL	Brandon Young (8-2)	#131
Mon, Jul 20th	vs ATH	Jeffrey Springs (3-9)	#171	vs MIA	Janson Junk (4-6)	#106
Tue, Jul 21st	vs ATH	Jack Perkins (2-5)	#107	vs MIA	Tyler Phillips (2-4)	#271
Wed, Jul 22nd	vs ATH	Gage Jump (3-5)	#90	vs MIA	Sandy Alcantara (10-5)	#53
Fri, Jul 24th	@ WSH	Zack Littell (7-7)	#182	@ CWS	Davis Martin (9-5)	#94
Sat, Jul 25th	@ WSH	Foster Griffin (11-2)	#63	@ CWS	Sean Burke (7-4)	#87
Sun, Jul 26th	@ WSH	Andrew Alvarez (2-3)	#150	@ CWS	Erick Fedde (5-6)	#404
Mon, Jul 27th	@ PIT	Bubba Chandler (3-8)	#123	@ LAA	Walbert Urena (5-7)	#265
Tue, Jul 28th	@ PIT	Mitch Keller (6-7)	#113	@ LAA	Reid Detmers (3-6)	#43
Wed, Jul 29th	@ PIT	Jared Jones (2-1)	#49	@ LAA	Grayson Rodriguez (3-3)	#105
Fri, Jul 31st	@ CLE			vs TEX
Sat, Aug 1st	@ CLE			vs TEX
Sun, Aug 2nd	@ CLE			vs TEX
Mon, Aug 3rd	vs SD			vs TOR
Tue, Aug 4th	vs SD			vs TOR
Wed, Aug 5th	vs SD			vs TOR
Fri, Aug 7th	vs LAD			@ SD
Sat, Aug 8th	vs LAD			@ SD
Sun, Aug 9th	vs LAD			@ SD
Mon, Aug 10th	vs COL			@ SF
Tue, Aug 11th	vs COL			@ SF
Wed, Aug 12th	vs COL			@ SF
Fri, Aug 14th	@ ATL			vs SEA
Sat, Aug 15th	@ ATL			vs SEA
Sun, Aug 16th	@ ATL			vs SEA
Tue, Aug 18th	@ BOS			vs LAA
Wed, Aug 19th	@ BOS			vs LAA
Thu, Aug 20th				vs LAA
Fri, Aug 21st	vs CIN			vs ATH
Sat, Aug 22nd	vs CIN			vs ATH
Sun, Aug 23rd	vs CIN			vs ATH
Tue, Aug 25th	vs CHC			@ NYY
Wed, Aug 26th	vs CHC			@ NYY
Thu, Aug 27th	@ SF			@ NYY
Fri, Aug 28th	@ SF			@ NYM
Sat, Aug 29th	@ SF			@ NYM
Sun, Aug 30th				@ NYM
Mon, Aug 31st	vs PHI			vs CWS
Tue, Sep 1st	vs PHI			vs CWS
Wed, Sep 2nd	vs PHI			vs CWS
Thu, Sep 3rd				vs CWS
Fri, Sep 4th	@ HOU			vs ARI
Sat, Sep 5th	@ HOU			vs ARI
Sun, Sep 6th	@ HOU			vs ARI
Tue, Sep 8th	@ KC			@ PHI
Wed, Sep 9th	@ KC			@ PHI
Thu, Sep 10th				@ PHI
Fri, Sep 11th	vs TEX			@ TB
Sat, Sep 12th	vs TEX			@ TB
Sun, Sep 13th	vs TEX			@ TB
Tue, Sep 15th	vs MIA			vs KC
Wed, Sep 16th	vs MIA			vs KC
Thu, Sep 17th				vs KC
Fri, Sep 18th	vs NYY			vs ATL
Sat, Sep 19th	vs NYY			vs ATL
Sun, Sep 20th	vs NYY			vs ATL
Tue, Sep 22nd	@ COL			@ SEA
Wed, Sep 23rd	@ COL			@ SEA
Thu, Sep 24th	@ COL			@ ATH
Fri, Sep 25th	@ SD			@ ATH
Sat, Sep 26th	@ SD			@ ATH
Sun, Sep 27th	@ SD			@ ATH
Thu, Apr 2nd	vs ATL	Reynaldo Lopez (4-2)	#91
Thu, Apr 9th	@ NYM	Nolan McLean (7-6)	#31
Thu, Apr 23rd	vs CWS	Davis Martin (9-5)	#94
Wed, Apr 29th	@ MIL	Brandon Sproat (3-4)	#124
Thu, May 7th	vs PIT	Mitch Keller (6-7)	#113
Thu, May 21st	vs COL	Zach Agnos
Mon, Jun 1st	vs LAD	Emmet Sheehan (4-7)	#36
Thu, Jun 11th	@ MIA	Tyler Phillips (2-4)	#271
Thu, Jul 9th	@ SD	Griffin Canning (1-8)	#172
Thu, Jul 23rd	@ STL	Dustin May (5-7)	#52
Thu, Aug 6th	vs SD
Mon, Aug 17th	@ BOS
Mon, Aug 24th	vs CHC
Mon, Sep 7th	@ KC
Mon, Sep 14th	vs MIA

Who Should I Trade?

Kai-Wei Teng for Zac Gallen (2026)

ExpertRecommendation

Expert
Recommendation